Base | Representation |
---|---|
bin | 1011001110000… |
… | …0001011100110 |
3 | 10021112200010122 |
4 | 2303200023212 |
5 | 44021234330 |
6 | 4400321542 |
7 | 1110652211 |
oct | 263401346 |
9 | 107480118 |
10 | 47055590 |
11 | 2461a61a |
12 | 139132b2 |
13 | 999715a |
14 | 636c778 |
15 | 41e75e5 |
hex | 2ce02e6 |
47055590 has 32 divisors (see below), whose sum is σ = 89752320. Its totient is φ = 17712864.
The previous prime is 47055559. The next prime is 47055599. The reversal of 47055590 is 9555074.
It is a self number, because there is not a number n which added to its sum of digits gives 47055590.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47055599) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30989 + ... + 32471.
It is an arithmetic number, because the mean of its divisors is an integer number (2804760).
Almost surely, 247055590 is an apocalyptic number.
47055590 is a deficient number, since it is larger than the sum of its proper divisors (42696730).
47055590 is a wasteful number, since it uses less digits than its factorization.
47055590 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1676.
The product of its (nonzero) digits is 31500, while the sum is 35.
The square root of 47055590 is about 6859.7077197210. The cubic root of 47055590 is about 361.0248318439.
The spelling of 47055590 in words is "forty-seven million, fifty-five thousand, five hundred ninety".
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